Why do raisins absorb water when soaked in water ? Explain the phenomenon.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Composition of Raisins:**
- Raisins are dried grapes that have a lower water content compared to fresh grapes. When raisins are placed in water, they are surrounded by a liquid that has a higher concentration of water.

2. **Defining Osmosis:**
- Osmosis is the movement of water molecules through a semi-permeable membrane from an area of higher water concentration to an area of lower water concentration.

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